Commode concerns like consistent running, weak flushes

https://classes.iwcc.edu/eportfolios/296/home/common-plumbing-leaks-that-occur-in-homes

Toilet problems like consistent running, weak flushes, or tank leakages often originate from used inlet shutoffs or flappers; in older Geelong homes, outdated installations may also hide sluggish leaks that stain floors and walls.